--- /dev/null
+/* Copyright (c) 2016. The SimGrid Team.
+ * All rights reserved. */
+
+/* This program is free software; you can redistribute it and/or modify it
+ * under the terms of the license (GNU LGPL) which comes with this package. */
+
+#ifndef SIMGRID_PLUGINS_ENERGY_H_
+#define SIMGRID_PLUGINS_ENERGY_H_
+
+#include <xbt/base.h>
+#include <simgrid/forward.h>
+
+SG_BEGIN_DECL()
+
+XBT_PUBLIC(void) sg_energy_plugin_init(void);
+XBT_PUBLIC(double) sg_host_get_consumed_energy(sg_host_t host);
+XBT_PUBLIC(double) sg_host_get_wattmin_at(sg_host_t host, int pstate);
+XBT_PUBLIC(double) sg_host_get_wattmax_at(sg_host_t host, int pstate);
+
+SG_END_DECL()
+
+#endif